Who made it?
Serial number data not available
Impossible to answer without the serial number.
1943
It was made in 1971.
Any pistol made by RG is worth less than the metal it is made from.
AFAIK, Colt never made a single shot pistol
Could be German, Italian or US
It was made in 1960.
What are you asking?
1981
impossible to answer without knowing who made it.